http://www.techwench.com/email-is-still-the-preferred-way-to-share-information-in-2010/
For most users, the Internet has become a perfect place to share content. Three out of four users share content with friends and family, and almost half do so at least once a week, according to a study. But despite the success of social networks, most users still prefer to use email. Among respondents, 86% of users use emails to share information, while 49% use Facebook. Older users have stronger preferences toward emails. 76% of those between 18 and 24 prefer to use social networks to share content, while 70% with email.
